Perhaps you should try some spelling variations:
communication services » telecommunications services
information duties » information studies, information devices, information series
10 communication » 1 communication, de communication, 3 communication
developpement en » developpement et, developpement des, developpement de
4 developpement » de developpement, le developpement, et developpement
technologies 2 » technologies _, technologies 4
services 4 » services 3.3
duties 9 » duties _, duties 3, duties 1
9 10 » _ 10, 9 11

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technologies 2 information duties 9 10 communication services 4 developpement en afrique.*.